//
//  HWMImageTransformer.m
//  HWMonitor
//
//  Created by Kozlek on 13.11.13.
//  Copyright (c) 2013 kozlek. All rights reserved.
//

/*
 *  Copyright (c) 2013 Natan Zalkin <natan.zalkin@me.com>. All rights reserved.
 *
 *  This program is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU General Public License
 *  as published by the Free Software Foundation; either version 2
 *  of the License, or (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 *  02111-1307, USA.
 *
 */

#import "HWMImageTransformer.h"

@implementation HWMImageTransformer

+ (Class)transformedValueClass
{
    return [NSData class];
}

+ (BOOL)allowsReverseTransformation
{
    return YES;
}

- (id)transformedValue:(id)value
{
    if (value == nil)
        return nil;

    if ([value isKindOfClass:[NSData class]])
        return value;

    if ([value isKindOfClass:[NSImage class]]) {
        return [(NSImage*)value TIFFRepresentation];
    }

    return nil;
}

- (id)reverseTransformedValue:(id)value
{
    return [[NSImage alloc] initWithData:(NSData *)value];
}

@end
